| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.53 | 0.97 | 0.56 |
| Feb | 1.51 | 1.00 | 0.51 |
| Mar | 1.66 | 1.23 | 0.43 |
| Apr | 2.10 | 1.67 | 0.43 |
| May | 1.80 | 1.45 | 0.35 |
| Jun | 1.16 | 1.19 | -0.03 |
| Jul | 1.99 | 1.81 | 0.18 |
| Aug | 1.96 | 1.75 | 0.21 |
| Sep | 1.42 | 1.30 | 0.12 |
| Oct | 1.26 | 1.05 | 0.21 |
| Nov | 1.38 | 0.91 | 0.47 |
| Dec | 1.39 | 0.92 | 0.47 |
19.16 | 15.25 | 3.91 |